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.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I. . . . . . . . . . . I. . . . ANNUAL PEAK FLOW FREQUENCY ANALYSIS Following Bulletin 17-B Guidelines Program peakfq Station - 09034500 COLORADO RIVER AT HOT SULPHUR SPRINGS, CO. (All Values cfs) Annual Expected 95% Confidence Umits Exceedance Bull. 17B Systematic Probability For Bull. 17B Estimates Probability Estimate Record Estimate Lower Upper 0.9950 1,826 1,857 1,637 1,318 2,269 0.9900 2,039 2.065 1,874 1,514 2,489 0.9500 2,727 2,740 2,627 2,179 3,193 0.9000 3,168 3,173 3,096 2,618 3,641 0.8000 3,779 3,774 3.736 3,234 4,273 0.5000 5,216 5,200 5,216 4,635 5,878 0.2000 7,062 7,058 7,131 6,241 8,263 0.1000 8.213 8,231 8,366 7,159 9,899 0.0400 9,592 9,655 9,911 8,207 11,970 0.0200 10.570 10,680 11.060 8,927 13,510 0.0100 11.520 11,670 12,210 9.605 15,030 0.0050 12,430 12,650 13,380 10,250 16,550 0.0020 13,610 13,910 14,970 11,070 18,550 Data Qualifiers: Code 6 Descnotion Known effect of regulation or U1banization for most of the dis Station. 09034500 Colorado River at Hot SulDhur Sorlnas. CO 1.52 5 - - - -- ~I-I-~~-.-~--~----- I~-I-~~-.-~--~----- 25 100,000 10.000 1-'-' '-'-I '-I-I 1-1-1 " , 1-1-' III I 1-1-1-1--1-;---1---1----- III I t I I I III I I I I . III I I I I I Return Period (years) 10 50 -r--,----- T--.,----- ,.--.,----- ~---t----- , , T--'----- 11 I I !~~-I__t-.-_t---t----- II! I I I , I III t I I I ....._- 1.1 I..J...--"'- I '- _ ~~~""'-'T: _- ~!-I--t I- -t --t '-1-1-.....,. - r - -r - -... - - - -- I-I-I-t- 1"-t- -1' - -,- -- -- I~_I_L~_L_~__~_____ III I I I I I j-14-rT-r-,.--'----- 11.1 I I I I 1_1_1_....1_ I- _... _ _..J _ _ _ __ II I I I , I I III I I I I I III I I I I I -Sul1.17BEstimate - - - 95% Confidence Units - - - 95% Confidence Umils ~ .. 't; - II '" ~ .. .c u .. is ::::::~~~~~~-~~ 1-1-1 -'1""'-;~-;-~--- I r-l-l. _ ..I~_--l~____ 'I I I I I I-I-r"l~ T -"'1 - ~ "'1~~ --- II I F I 1 I 1_1_1_ l- -l _ .I. _ ..I ~ _ -..1_ _ _ __ III I I I 1 I 1'1 I I I I I 11' I I I I I 1,000 1-,-1 r"l - T "l -,-- CI:I:C~:~:~::~:::::: ,~1_1_~-+_._..__4__~_~ 1_1_1_ ~ -+ _ j.. ~ .. _ _ -l _ _ _ __ III I I I I I 1-1-'-1-' - t -1- - -1- - - -- 1_1_1_ ~ -+ ~ . _ -I - - -+ - - - - - III I I I I I 1_1_1_ L J _ L _ J _ _.J_ _ _ __ III I I I I 1 III I I I I I III I' I I I 100 1.000 512112002 hss-!jageJl8ak.xls I-I-l-r"l - r i -"'1- l:t::I:C ~:: ~:::;::: ~::::::: 1~_1_~-I~~_4___I____~ I~~I-~..-I---..---I~---- t_I_I~Ll~L_l__.J_____ III I I I I I 1_1_1_1-- -1_. _.. - - _1- _ _ __ III I I I I I I_I_I_L J ~ L _.! _ _.J _ _ _ __ 1111 F I I I III I I I I I III I I I I , 0.100 0.010 Exceedance Probability 100 500 ~ - - - -- I~-I-I- + _,.. - + ~ - -+ ~ - - _- 1-'-I-I-"l ~ r ~ T - -"'1 - ~ - -- 1-1-1-'- T -r - T - -"'1 - - - -- 1'-1-1- T -; - i - -"'1 - - - -- I~~-I- + -,.. - + - - oj - - - -- III I' I I I 1-1-'-1- T - r - T - -,- - - -- 111 I I 1 I I I~-I-I- -+ -,.. ~ + ~ ~..;l- - - -- I~I~"""-~-"- I III I I , .J I..J_I:': I: L - -l.:: J::_ I~-I~I-- -+ ,.. + - - oj - ~ -- 1-1-'-'- T - r - T - -., - - - -- 1-1 -1-1- T -... - T - -"1 - - - -- 1..J~I_l-.1 _I... _..I. _ _ -l _ _ _ __ 1'1 I! I I I 1-'-'-1- T -r-T~ -., - ---- III I I I , I I..J_I_I_..I _ I-- _.j. _ _ -l_ _ _ __ 'II I I r I I II" 1 1 I I 111" I I I 1-'-' I T - r - T - , - - - -- 1:=t::I::I:::;::: L: J::'::::i'::::::'::':: 1-1-1_1_ .. _ I-- _ -l- _ _ -+ _ _ _ _ - I-I~_~.. _I-- _ -l- _ _ -+ _ _ _ __ III II 1 I , ,-t-'-I-I~t -I--i ----- 1-1-1-1- +_1--_ -+ -~ 4__ _ __ III I' I I I I_I_I_I~ J. _L _ J. _ _ J _____ 111" I I I 111 I I , , II'" 1 I 0.001